Do we have real-time (or close-enough) face-to-face models as well? I'd like to gracefully prove a point to my boss that some of our IAM procedures need to be updated.

tavus.io

Hmm. Would this let me replace my own face in a live videoconferencing session? It seems like it's more of a video chatbot than a v-tuber style overlay.

Had no idea that was what you were asking for. Search for Zoom Face Filter or OBS Face Filter OBS deep fake live etc.